Operating Unit; Safety Systems - Beissbarth TESLA VLH 2140 Manual Original

en 30 | VLH 2140 | Company obligations
5.9.6

Operating unit

2
3
4
5
Fig. 7: Operating unit
Item Designation Function
1 Main switch Lockable ON/OFF switch with
Emergency Stop function.
2 Operating lever Pressing the control lever upwards
(o) causes the lift to move
upwards. Movement is stopped in
the following cases:
R Control lever is released.
R Upper threshold is reached.
R Switch rod is raised and trips
Pressing the control lever
downwards (u) releases the
locking pawls and the lift moves
downwards. Movement is stopped
in the following cases:
R Control lever is released.
R Lower end position is reached.
3 Locking handle The locking handle must be pulled
to be able to move the control
lever.
4 Working outlets Connection for supplying power to
(230 V, optional) electrical equipment.
5 Outlet (400 V) Connection for supplying power to
16 A electrical equipment.
i
The lowering speed can be controlled with the
control lever: The further the control lever is pressed
down, the faster the lift is lowered.
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the limit switch.
5.10

Safety systems

¶
On erection and during operation, ensure proper
operation of the safety systems and perform checks
regularly and after any malfunctioning.
¶
Only ever have the lifting platform maintained
and repaired by Beissbarth customer service or
an authorized service agent with appropriate
certification.
¶
Always use genuine replacement parts. The
installation of parts from other manufacturers
renders the type approval and any warranty claims
invalid.
¶
In particular, make sure operation of the safety
systems listed below is always checked after any
malfunctioning.
Safety feature Function
EMERGENCY By way of the lockable yellow and red master
STOP function switch.
Deadman The lifting (o) and lowering (u) functions
control are only active while ever the control lever is
being actuated and held in position.
A locking handle prevents unintentional
actuation of the control lever.
Limit switch A switch rod which actuates a limit switch
is provided at the overhead beam to stop
tall vehicles coming into inadvertent contact
with the overhead beam.
Synchronization Synchronization of the two lifting carriages is
control ensured by two steel cables.
Locking pawls Each column is provided with a locking pawl.
The locking pawls engage automatically
when the control lever is no longer actuated
to stop unintentional lowering of the lifting
platform.
Swivel arm The support arms are locked automatically
locking as of a lifting height of approx. 20 cm. This
prevents swivelling of the support arms and
thus possible slipping of the mounts.
Foot protection Foot protection is provided by deflectors
attached to the support arms.
Overload The drive motor is protected by a circuit
protection for breaker (QF1) in the electrics box. The
drive motor circuit breaker can be reset mechanically.
Pressure relief The hydraulic system is protected by
valve a pressure relief valve.
Tab. 1: Safety features
Beissbarth GmbH